Braun tube

Noun

Meaning

Braun tube (plural Braun tubes)

(historical) An early cathode ray tube.

Examples

The CRT is still called the "Braun tube" in German-speaking countries (Braunsche Röhre) and in Japan (ブラウン管: Buraun-kan). Source: Internet

The earliest version of the CRT was known as the "Braun tube", invented by the German physicist Ferdinand Braun in 1897. Source: Internet

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